Flying Battle Squadron's power and toughness are each equal to the number of creatures you control.

Menace (This creature can't be blocked except by two or more creatures.)

When Fissure Wizard enters the battlefield, you may discard a card. If you do, draw a card.

Whenever Goblin Heelcutter attacks, target creature can't block this turn. Dash {2}{R} (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

When Goblin Instigator enters the battlefield, create a 1/1 red Goblin creature token.

Menace (This creature can't be blocked except by two or more creatures.)

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Magmatic Sinkhole deals 5 damage to target creature or planeswalker.

{T}: Add {C}. {4}{R}, {T}, Sacrifice Blighted Gorge: It deals 2 damage to any target.

Forgotten Cave enters the battlefield tapped. {T}: Add {R}. Cycling {R} ({R}, Discard this card: Draw a card.)

{T}: Add {C}. {1}{R}, {T}: Target Goblin creature gets +2/+0 until end of turn.

Target creature gets +3/+3 until end of turn.